LSI00177 LSI Logic MegaRAID SAS 8704EM2 4-Port 3Gb/s PCI Express SAS SATA RAID Adapter. Retail Kit
LSI Logic MegaRAID SAS 8704EM2
Four-port 3Gb/s PCI Express SAS/SATA RAID Adapter
The four-port MegaRAID SAS 8704EM2 provides high-performance and cost effective data protection for internal SAS systems using up to 32 SAS or SATA hard drives. Leveraging the smallest standard PCI Express MD2 form factor, this adapter is a perfect fit for 1U and 2U servers and space-limited storage environments. Featuring the LSISAS1078 ROC, a x8 PCI Express host interface and 667MHz DDRII, the MegaRAID SAS 8704EM2 is a high-performance RAID adapter with advanced data protection capabilities for low-cost server and nearline applications.
Features
- Four internal SAS/SATA ports
- One Mini-SAS SFF-8087 x4 connectors
- 3Gb/s throughput per port
- LSISAS1078 RAID on Chip (ROC)
- 500MHz power-PC
- Hardware RAID 5 & 6 parity engines
- Low-profile MD2 form factor (6.6? X 2.536?)
- x8 PCI Express host interface
- 128MB DDRII Cache (667MHz)
- Optional battery backup unit (direct attach)
- Connect up to 32 SAS and/or SATA devices
- RAID levels 0, 1, 5 and 6
- RAID spans 10, 50 and 60
- Auto-resume on rebuild
- Auto-resume on reconstruction
- Online Capacity Expansion (OCE)
- Online RAID Level Migration (RLM)
- Comprehensive RAID management suite
- Global and dedicated hot spare with revertible hot spare support
- Automatic rebuild
- Enclosure affinity
- Emergency SATA hot spare for SAS arrays
- Single controller multipathing (failover)
- I/O load balancing
- Support for extended RAID 1 volumes of up to 32 devices
Benefits
- Cost-effective RAID protection for SATA and SAS drives using RAID 0, 1, 5, 6, 10, 50 or 60
- LSISAS1078 ROC, x8 PCI Express host interface and 667MHz DDRII cache enhance performance of storage for low-cost server and nearline applications.
- True MD2 form factor perfect fit for 1U and 2U servers and space-limited storage environments
- Battery backup and advanced error detection and correction capabilities deliver outstanding RAID availability
- Common suite of management utilities for all MegaRAID SAS/SATA adapters
| Solution Provided | Four-port internal SAS/SATA solution for cost-sensitive 1U and 2U application server environments using up to 32 SAS or SATA hard drives. |
| Physical Dimensions | MD2 Low profi le (6.6? X 2.536?) |
| Connectors | One Mini-SAS SFF8087 4i internal connector |
| Device Support | Up to 32 SAS and/or SATA hard drives with SAS expanders |
| Host Bus Type |
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| Data Transfer Rates | Up to 3Gb/s per port |
| I/O Processor/SAS Controller | LSI SAS1078 RAID on Chip (ROC) |
| Cache Memory | 128MB 667MHz DDR II SDRAM |
| Battery Backup Unit | LSIiBBU06, an intelligent battery backup module option that directly connects to the adapter |
| Key RAID Data Protection Features |
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| Operating Temperature | Maximum ambient: 50?C (40?C w/iBBU) |
| Operating Voltage | +3.3V |
| Warranty | 3 years, free advanced technical support, advanced replacement option |
| Regulatory Certifications | EN55022, EN50082, EN60950; FCC Class A, Class B; Ul1950; UL; CSA C22.2; VCCI; AS3548; BSMI; MIC |
| RAID Management | MegaRAID Management Suite
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| OS Support | Extensive support includes Microsoft? Windows? Vista/ Server 2008/Server 2003/2000/XP, Linux?, Solaris (x86) and more. * Visit the LSI download Center for the most complete list of supported operating systems: lsi.com/support |
